An attractive user interface is the first impression of any application that the users come across. To provide a smooth, attractive, and consistent user-interface and design, the most important step that a developer should focus on is the themes and styles of the application. This course, Android Fundamentals: Styles and Themes, is all about how to apply styles to the views and widgets present in the android application, and choosing appropriate themes for an app. First, you will focus on how to apply styles to a View or ViewGroup, along with using the concept of inheritance for styling Views. Next, you'll go over customizing a theme for your application and which can help users identify the category of your application to some extent by just having a glance at it. Finally, you'll go over how best to handle some compatibility issues with your app for lower API level devices that will use it. When you are finished with this course, you'll have a better understanding of how to apply styles and themes to your Android applications